Over the course of the pre-season period the Irish squad will hold camps in Galway and Limerick as well as their usual base in Maynooth.

Ireland will play at the Aviva Stadium in two warm-up fixtures, firstly against Italy (August 10) and then Wales (September 7).

Ireland will also face off against England in Twickenham (August 24) and Wales at the Principality Stadium (August 31).

Kleyn, 25, qualifies for his new country on
August 8 having spent three years in the country.

Injured Leinster back-rowers Dan Leavy and Sean O'Brien miss out.

Hooker Rory Best, who led his country during this year's Six Nations
is the most experienced player on the list with 117 international
appearances and will retire after the tournament which begins on
September 20.

Joe Schmidt's side's World Cup campaign starts by facing Scotland before playing hosts Japan, Russian and Samoa in Pool A.